NUR 402 Exam 4 (GI) Pre Questions And Answers Already Passed.
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Course
CNUR 402
Institution
CNUR 402
How many sphinters are there and what are the names? - Answer 2
upper esophageal
lower esophageal sphinter
What is the job of the sphinters? - Answer prevent aspiration
What physical manifestation will someone who with an obstruction have? - Answer drooling
What mediation can y...
NUR 402 Exam 4 (GI) Pre Questions And
Answers Already Passed.
How many sphinters are there and what are the names? - Answer 2
upper esophageal
lower esophageal sphinter
What is the job of the sphinters? - Answer prevent aspiration
What physical manifestation will someone who with an obstruction have? - Answer drooling
What mediation can you give someone who has an obstruction? - Answer glucagon
What does the spleen do? What must you get if it is removed? - Answer provides immunity
must have the pneumacacol vaccine
Gastrointestinal System Function - Answer •Ingestion
•Secretion
•Digestion
•Absorption
•Motility
•Elimination
What secretions are secreted by the mouth? - Answer •Saliva contains an enzymes mucin & salivary
amylase
which helps with the immune system
,What secretions are secreted in the stomach? - Answer •Parietal cells secrete hydrochloric acid &
intrinsic factor
•Chief cells secrete pepsin
Why do you need intrinisic factor? - Answer allows absorption of B12
What secretions are secreted in the pancreas? - Answer •Trypsin, chymotrypsin, amylase, & lipase
What secretions are secreted in the liver and gallbladder? - Answer bile
What does Mucin & salivary amylase break down? - Answer •Carbohydrates
What does hydrocloric acid break down? - Answer •Breaks down all foods
What does intrinsic factor do? - Answer absorbs vitamin B12
What does Pepsin do? - Answer •Breaks down proteins
What does Trypsin, chymotrypsin, amylase, & lipase break down? - Answer •Proteins, fats,
carbohydrates
What does bile do? - Answer •Fats, allows for absorption of fat soluble vitamins
Does the stomach absorb nutrients? - Answer The stomach does not absorb any significant amount of
nutrients
Where does absorption occur? - Answer •from Pylorus to Ileocecal valve
What is absorbed by the small intestines? - Answer •Vtiamins
•Minerals
, •Protein
•Carbohydtates
•Fat
What is the purpose of vili in the digestive tract? - Answer increase surface area to increase absorption,
they are turned over daily
The parasympathetic nervous system ____________ perstalisis? - Answer increases
The sympathetic nervous system ________ perastalisis? - Answer inhibits
What does the large intestine do? - Answer •Absorption of water from intestines, feces formed,
reservoir until feces is eliminated
What is ammonia a byproduct of ? - Answer protein breakdown
What does the bacteria in the colon synthesize? - Answer vitamin K and some B vitamins
What does the Valsalva maneuver do? - Answer drops blood pressure and heart rate. stimulates the
vagus nerve, which stimulated the GI
What happens to the GI as we age? - Answer •Atrophy of gastric mucosa and decrease HCL
•absorption to iron and B12 = anemias
•Peristalsis decreases
•Constipation and impaction
•Distention and dilation of pancreatic ducts
•Decreased lipase levels lead to decreased fat absorption
•Decrease in number of hepatic cells
•Depresses drug metabolism
•Imbalance of microbial activity
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